A green energy plant expected to be built in Chile could increase night-time sky brightness at one of the world's most ...

Astronomers have detected oxygen in the most distant galaxy ever found. It’s 13.4 billion light-years away from Earth, according to new research.

Astronomers have discovered four planets that are just a fraction of the mass of Earth orbiting Barnard’s Star, which is 6 ...

Researchers can see celestial snapshots with the James Webb Space Telescope, the most powerful ever launched, of the star ...

An international team of researchers used multi-wavelength observations of active galactic nuclei to study how black holes ...

So if the seemingly changing motions of the heavens could be predicted, maybe earthly events could be, too. This led the scribes to study astronomy. The foundation of Babylonian astronomy was kept in ...

University of Arizona astronomers have learned more about a surprisingly mature galaxy that existed when the universe was ...

Researchers have identified a galaxy that existed when the universe was less than 300 million years old. This galaxy, known ...

What is …?” is a section-wide column that explores the STEM majors at UW and explains what they are. This week, c William ...

When we observe distant celestial objects, there is a possible catch: Is that star I am observing really as reddish as it ...

PUNCH comprises four separate satellites; this artist’s concept shows the single craft carrying the Narrow Field Image (NFI) designed to study the inner regions of the Sun’s corona.